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Page 17 - RIVER BARS. The Causes of their Formation, and their Treatment by " Induced Tidal Scour " ; with a Description of the Successful Reduction by this Method of the Bar at Dublin. By IJ MANN, Assist. Eng. to the Dublin Port and Docks Board. Royal 8vo, cloth 7;6 " We recommend all interested in harbour works — and.

Page 3 - ELECTRICAL AND MAGNETIC CALCULATIONS. For the use of Electrical Engineers and Artisans, Teachers, Students, and all others interested in the Theory and Application of Electricity and Magnetism. By AA ATKINSON, MS, Professor of Physics and Electricity in Ohio University, Athens, Ohio.

Page 21 - LIST OF CONTENTS. I. Historical Sketch of some of the means that have been adopted for the Supply of Water to Cities and Towns. — II. Water and the Foreign Matter usually associated with it— III. Rainfall and Evaporation.— IV. Springs and the waterbearing formations of various districts.

Page 161 - Penny to 205. each, or per cwt., and £20 per ton, of any number of articles consecutively, from I to 470. Any number of cwts., qrs., and Ibs., from I cwt. to 470 cwts. Any number of tons, cwts., qrs., and Ibs., from i to 1,000 tons. By WILLIAM CHADWICK, Public Accountant. Fourth Edition, Revised and Improved. 8vo, strongly bound 18/" It is as easy of reference for any answer or any number of answers as a dictionary.

Page 21 - Distribution of Water.— XIV. Meters, Service Pipes, and House Fittings.— XV. The Law and Economy of Water Works. — XVI. Constant and Intermittent Supply. —XVII. Description of Plates.— Appendices, giving Tables of Rates of Supply, Velocities, &c. &c. , together with Specifications of several Works illustrated, among which will be found : — Aberdeen, Bideford, Canterbury, Dundee, Halifax, Lambeth, Rotherham, Dublin, and others. " The most systematic and valuable work upon water supply...

Page 8 - IRON-PLATE WEIGHT TABLES. For Iron Shipbuilders, Engineers, and Iron Merchants. Containing the Calculated Weights of upwards of 150,000 different sizes of Iron Plates from i foot by 6 in. by J in. to 10 feet by 5 feet by i in. Worked out on the Basis of 40 Ibs. to the square foot of Iron of i inch in thickness. By H. BURLINSON and WH SIMPSON. 410, half-bound £1 6s.

Page 19 - Survey Practice. AID TO SURVEY PRACTICE, for Reference in Surveying, Levelling, and Setting-out ; and in Route Surveys of Travellers by Land and Sea. With Tables, Illustrations, and Records. By Lowis D'A. JACKSON, AMICE, Author of " Hydraulic Manual,"

Page 161 - Rates, from id. to i68s. per cwt., and containing 186,000 Direct Answers, which, with their Combinations, consisting of a single addition (mostly to be performed at sight), will afford an aggregate of 10,266,000 Answers ; the whole being calculated and designed to ensure correctness and promote despatch.